If you grind your teeth at night, clench your jaw while working or have pain and popping when you open your mouth, you might need some work on your TMJs. Massage therapists tend to misinterpret the signs of TMJ disorder (tightness in the jaw, neck, and upper back paired with headaches along the temple) as shoulder girdle and trapezius issues. Marcy combines stretching and TMJ specific techniques to help restore balance to the client's jaw.